How to Display Information About Processes

Language:

Obtain the process ID of the process that you want to display more information about.
```
# pgrep process
```
The process ID is displayed in the first column of the output.
Display the process information.
```
# /usr/bin/pcommand PID
```
pcommand

The process command that you want to run. For a description of all the process commands, see Using the /proc File System and Commands.

PID

The process ID.

Example 8 Displaying Information About Processes

The following example shows how to use process commands to display more information about a cron process.

# pgrep cron Obtains the process ID for the cron process
4780
# pwdx 4780 Displays the current working directory for the cron process
4780:   /var/spool/cron/atjobs
# ptree 4780 Displays the process tree that contains the cron process
4780  /usr/sbin/cron
# pfiles 4780 Displays fstat and fcntl information
4780:   /usr/sbin/cron
  Current rlimit: 256 file descriptors
   0: S_IFCHR mode:0666 dev:290,0 ino:6815752 uid:0 gid:3 rdev:13,2
      O_RDONLY|O_LARGEFILE
      /devices/pseudo/mm@0:null
   1: S_IFREG mode:0600 dev:32,128 ino:42054 uid:0 gid:0 size:9771
      O_WRONLY|O_APPEND|O_CREAT|O_LARGEFILE
      /var/cron/log
   2: S_IFREG mode:0600 dev:32,128 ino:42054 uid:0 gid:0 size:9771
      O_WRONLY|O_APPEND|O_CREAT|O_LARGEFILE
      /var/cron/log
   3: S_IFIFO mode:0600 dev:32,128 ino:42049 uid:0 gid:0 size:0
      O_RDWR|O_LARGEFILE
      /etc/cron.d/FIFO
   4: S_IFIFO mode:0000 dev:293,0 ino:4630 uid:0 gid:0 size:0
      O_RDWR|O_NONBLOCK
   5: S_IFIFO mode:0000 dev:293,0 ino:4630 uid:0 gid:0 size:0
      O_RDWR